There's been a lot of talk of the i-House ever since Clayton Homes announced its launch in about January of this year. The home is contemporary, affordable, and energy efficient. Landowners Bob and Melinda bought a 37-acre swath of land in 2006, hoping to someday build a home on it and live the good country life. They're 95 miles from Louisville in western Kentucky and had an i-House delivered just about a month ago.

Last week at Greenbuild 2009, Perkins + Will unveiled its new Precautionary List, which tracks 25 of the most common dangerous chemicals found in commonly used building materials. The list provides an explanation of the properties of the chemicals with suggested alternatives. Some of the chemicals on the list include: arsenic, lead, urea formaldehyde, and cadmium, just to name a few.

This video of Blu Homes recently hit the Innovation Economy column of The Boston Globe. In This New House, columnist Scott Kirsner gives us a look at the folding prefab technology that Blu Homes uses for homes built in their Littleton, Massachusetts factory. The folding style of construction presents an interesting new wrinkle to prefab, and Blu is able to save transportation costs by shipping more house and less air.

Yes, it's that time again. For the eighth year in a row, BuildingGreen has just announced their list of Top-10 Green Building Products. BuildingGreen sifts the products from new additions to the GreenSpec Directory, a print and online guide that organizes green products according to LEED credits, as well as from coverage in Environmental Building News. The GreenSpec Directory has over 2,100 products, and these ten are some of the best of what's been added to the directory. Any favorites among the group?

This month, AES Wind installed its first demonstration AES WindJet 5 turbine in Overland Park, Kansas. The twin-rotor turbine is rated at 5 kW and was designed to increase efficiency by up to 54% over existing designs. With a slow rotor speed, the turbine is quieter, more durable, and less likely to create problems with birds.